ci: refactor oc variables to secrets

[cberg-aot]

Description

Please provide a summary of the change and the issue fixed. Please include relevant context. List dependency changes.

Fixes # (issue)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• Test A
• Test B

Checklist

• I have read the CONTRIBUTING doc
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have already been accepted and merged

Further comments

---

Thanks for the PR!

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[sonarqubecloud]

Quality Gate passed for 'onroutebc_policy'

Issues
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0 Accepted issues

Measures
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0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarqubecloud]

Quality Gate passed for 'onroutebc-public'

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0 Accepted issues

Measures
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0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarqubecloud]

Quality Gate passed for 'onroutebc dops'

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0 New issues
0 Accepted issues

Measures
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0.0% Duplication on New Code

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[sonarqubecloud]

Quality Gate passed for 'onroutebc vehicles'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarqubecloud]

Quality Gate passed for 'onroutebc_scheduler'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarqubecloud]

Quality Gate passed for 'onroutebc frontend'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud